/*
 * The contents of this web application are subject to the Mozilla Public License Version 
 * 1.1 (the "License"); you may not use this web application except in compliance with 
 * the License. You may obtain a copy of the License at http://www.mozilla.org/MPL/.
 * 
 * Software distributed under the License is distributed on an "AS IS" basis, 
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 
 * for the specific language governing rights and limitations under the License.
 * 
 * The Original Code is owned by and the Initial Developer of the Original Code is 
 * Composite A/S (Danish business reg.no. 21744409). All Rights Reserved
 * 
 * Section 11 of the License is EXPRESSLY amended to include a provision stating 
 * that any dispute, including but not limited to disputes related to the enforcement 
 * of the License, to which Composite A/S as owner of the Original Code, as Initial 
 * Developer or in any other role, becomes a part to shall be governed by Danish law 
 * and be initiated before the Copenhagen City Court ("K�benhavns Byret")            
 */

function DropDown(dropdownId, hoverClass, mouseOffDelay) {
	if (dropdown = document.getElementById(dropdownId)) {
		var listItems = dropdown.getElementsByTagName("li");
		for (var i = 0; i < listItems.length; i++) {
			if ("ontouchstart" in window || "ontouch" in window) {
				listItems[i].ontouchstart = function () { this.className = AddClass(this); };
				listItems[i].ontouchend = function () { var that = this; setTimeout(function () { that.className = RemoveClass(that); }, mouseOffDelay); this.className = that.className; };
			}
			else {
				listItems[i].onmouseover = function () { this.className = AddClass(this); };
				listItems[i].onmouseout = function () { var that = this; setTimeout(function () { that.className = RemoveClass(that); }, mouseOffDelay); this.className = that.className; };
			}
			var anchor = listItems[i].getElementsByTagName("a");
			anchor = anchor[0];
			anchor.onfocus = function () { On(this.parentNode); };
			anchor.onblur = function () { Off(this.parentNode); };
		}
	}

	function On(li) {
		if (li.nodeName == "LI") {
			li.className = AddClass(li);
			On(li.parentNode.parentNode);
		}
	}

	function Off(li) {
		if (li.nodeName == "LI") {
			li.className = RemoveClass(li);
			Off(li.parentNode.parentNode);
		}
	}

	function AddClass(li) {
		return li.className + " " + hoverClass;
	}

	function RemoveClass(li) {
		return li.className.replace(hoverClass, "");
	}

}